package com.coder.books.thinkinjava.concurrency;

/**
 * 电梯启动
 *
 * @author yuhushuan
 * @date 2020/9/4 09:43
 */
public class LiftOff implements Runnable {
    protected int countDown = 10; // Default
    private static int taskCount = 0;
    private final int id = taskCount++;

    public LiftOff() {
    }

    public LiftOff(int countdown) {
        this.countDown = countdown;
    }

    public String status() {
        return "#" + id + "(" + (countDown > 0 ? countDown : "Liftoff!") + ")";
    }

    @Override
    public void run() {
        while (countDown-- > 0){
            System.out.println(status());
        }
    }
}
